package com.mc.filter;

import org.apache.log4j.Logger;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.mc.model.User;


public class CheckUser implements Filter{
	/**
	 * Logger for this class
	 */
	private static final Logger logger = Logger.getLogger(CheckUser.class);

	@Override
	public void destroy() {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		HttpServletRequest request = (HttpServletRequest) arg0; 
		HttpServletResponse response = (HttpServletResponse)arg1;
		HttpSession session = request.getSession();
		User u =(User)session.getAttribute("user");
		arg0.setAttribute("uri",request.getRequestURI());
		if(u!=null)
		{
			//logger.info(u.toString());
			arg2.doFilter(arg0,arg1);	
		}
		else
		{
		  // response.sendRedirect("/backend/loginui");
			request.getRequestDispatcher("/loginui").forward(arg0, arg1);
		}
	}

	@Override
	public void init(FilterConfig arg0) throws ServletException {
		
		
	}

}
